Vintage Electronic Calculators:

Overview of Brands


BOWMAR: MX55 (version 2)
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Product number (P/N): MX55,
Keywords/Tags: MX55
Date of intro: ~1973,
Display: Type = Display (LED) (List), Digits = 8+1,
Keyboard: KLIXON, Number of keys: 18, #Key-Black: 17, #Key-Red: 1,
Miscellaneous switch: [ON-(Blank)],
Classification: / Pocket,
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: BOWMAR: PM905411B,
Original Equipment Manufacturer : BOWMAR: MX55 (version 2) (List of all Export-OEM-models from BOWMAR), Resemblance with: RADIO SHACK: EC250, (Resemblance 001),
Serie-members: BOWMAR: MX55 (version 1) ( Black/Grey, Red key); BOWMAR: MX55 (version 2) (Black/Black, Red key); BOWMAR: MX55 (version 3) (No Red key),
Known Serial-numbers: 102905 (List of all S/Ns from BOWMAR)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),


Label, name plate / Examples of use / Bottom
S/N: 102905

Created: 09-nov-2017, Manual-update: 30-nov-2018, Batch-update: 01-dec-2023             

# Pageloads since 2018: 59             

2 Pic(s),


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